lisa/android_kernel_xiaomi_sm8350
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exfat: fix write failure on kernels prior to 4.8.

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rw flags agrument in write_dirty_buffer() and __sync_dirty_buffer() was
changed since linux 4.8 kernels.

Reported-by: kuehnelth <kuehnelth@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
This commit is contained in:
Namjae Jeon 2022-05-14 08:25:19 +09:00
parent 2363111bfc
commit fa4f895f67
2 changed files with 5 additions and 1 deletions
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4
misc.c
View File

@ -224,7 +224,11 @@ int exfat_update_bhs(struct buffer_head **bhs, int nr_bhs, int sync)
set_buffer_uptodate(bhs[i]);
mark_buffer_dirty(bhs[i]);
if (sync)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0)
write_dirty_buffer(bhs[i], REQ_SYNC);
#else
write_dirty_buffer(bhs[i], WRITE_SYNC);
#endif
}
for (i = 0; i < nr_bhs && sync; i++) {

2
super.c
View File

@ -141,7 +141,7 @@ static int exfat_set_vol_flags(struct super_block *sb, unsigned short new_flags)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0)
__sync_dirty_buffer(sbi->boot_bh, REQ_SYNC | REQ_FUA | REQ_PREFLUSH);
#else
__sync_dirty_buffer(sbi->boot_bh, REQ_SYNC | REQ_FUA | REQ_FLUSH);
__sync_dirty_buffer(sbi->boot_bh, WRITE_FLUSH_FUA);
#endif
return 0;